Software Alternatives & Startups

Jackmail VS CloudLinux

Compare Jackmail VS CloudLinux and see what are their differences

Jackmail

A newsletter plugin for Wordpress.

Rating
0 reviews
CloudLinux

Making Linux secure, stable, and profitable for thousands of hosting providers and data centers worldwide.

Rating
0 reviews
Pricing
Open source
Note: These products don't have any matching categories. If you think this is a mistake, please edit the details of one of the products and suggest appropriate categories.

Base details

Website, pricing, platforms and company facts side by side.

Jackmail
CloudLinux
Website jackmail.com cloudlinux.com
Pricing
Open source
Listed in

Features and specs

What each product offers, as listed by its team.

Jackmail 5 features
CloudLinux 5 features
  • Integration with WordPress
    Jackmail integrates directly with WordPress, making it convenient for users managing their websites on this platform. It allows you to manage everything from within your WordPress dashboard, streamlining the email marketing process.
  • Automation Features
    Jackmail offers automatic newsletter creation based on WordPress processes, like new posts or product additions. This helps save time for users who regularly publish content.
  • Built-in SMTP Server
    The service includes a built-in SMTP server to ensure high deliverability rates, which can alleviate the need for third-party SMTP services.
  • Drag-and-Drop Editor
    Jackmail has an intuitive drag-and-drop editor, which makes creating emails easy even for users with no technical skills.
  • Analytics and Reporting
    The platform provides comprehensive analytics and reporting tools, allowing users to track the success of their email campaigns with metrics like open rates, click rates, and more.

Possible disadvantages

  • Limited to WordPress Users
    Jackmail is primarily designed for WordPress sites, which limits its use for businesses or individuals using other platforms or needing multi-platform integration.
  • Potential Learning Curve
    Users unfamiliar with WordPress or email marketing tools may experience a learning curve when starting with Jackmail's features.
  • Cost Considerations
    While offering a range of features, Jackmail may have cost considerations depending on the size of your email list and the frequency of campaigns, as it charges based on usage.
  • Dependency on WordPress for Features
    Many of Jackmail’s functionalities are tied to its WordPress integration, potentially reducing flexibility for users who want to switch platforms.
  • Feature Limitations Compared to Dedicated Email Marketing Tools
    Jackmail, while offering convenient integration, might have fewer advanced features compared to standalone email marketing tools like Mailchimp or Constant Contact.
  • Enhanced Server Stability
    CloudLinux uses its lightweight virtualization technology (LVE) to isolate each tenant on a shared hosting server, preventing any single user from consuming excessive resources and crashing the server for everyone else. This ensures consistent uptime and performance.
  • Improved Security with HardenedPHP and KernelCare
    CloudLinux offers HardenedPHP, which patches old and unsupported PHP versions against known vulnerabilities, and KernelCare, which provides live kernel patching without requiring server reboots. These features significantly enhance server security posture.
  • Resource Limit Management
    Administrators can set granular resource limits (CPU, memory, I/O, number of processes, etc.) per user account using LVE Manager. This makes it easy to manage shared hosting environments and ensure fair resource distribution among tenants.
  • CageFS File System Virtualization
    CageFS creates a virtualized file system for each user, preventing them from seeing other users on the server, viewing sensitive configuration files, or exploiting server vulnerabilities. This adds an important layer of isolation and security.
  • Wide Compatibility with Hosting Panels
    CloudLinux integrates seamlessly with popular hosting control panels such as cPanel, Plesk, and DirectAdmin, making it straightforward for hosting providers to adopt without overhauling their existing infrastructure or workflows.

Possible disadvantages

  • Additional Licensing Cost
    CloudLinux requires a paid monthly or annual license on top of the base server cost. For smaller hosting providers or individual server owners, this additional expense can add up and may not always be justifiable compared to free alternatives.
  • Limited to CentOS/RHEL-Based Systems
    CloudLinux is built on top of RHEL/CentOS and does not support other Linux distributions like Ubuntu or Debian. This limits its adoption for hosting providers who prefer or already run non-RHEL-based environments.
  • Learning Curve for Configuration
    While CloudLinux provides powerful resource management tools, properly configuring LVE limits, CageFS, PHP Selector, and other features requires a solid understanding of the platform. Misconfiguration can lead to users being unnecessarily restricted or resources being poorly allocated.
  • Potential Performance Overhead
    The additional layers of virtualization, resource monitoring, and file system isolation introduced by CloudLinux can impose a slight performance overhead on the server compared to running a bare, unmodified Linux distribution without these controls.
  • Dependency on CloudLinux Ecosystem
    Adopting CloudLinux means relying on their ecosystem for kernel updates, PHP patches, and security fixes. If the company experiences delays in releasing patches or changes its pricing/licensing model, hosting providers may find themselves locked into a dependency that is difficult to migrate away from.

Analysis

An editorial look at what each product does well and who it suits.

Jackmail
CloudLinux

No analysis of Jackmail yet.

Overall verdict

  • CloudLinux is a well-regarded, mature Linux OS distribution and toolset specifically designed for shared hosting and multi-tenant server environments, offering strong isolation, resource management, and security features that make it a solid choice for hosting providers.

Why this product is good

  • Provides LVE (Lightweight Virtual Environment) technology for per-tenant resource isolation, preventing 'bad neighbor' effects on shared servers
  • Enhances server stability and security by isolating users so that one account's issues (crashes, resource spikes) don't affect others
  • Offers extended lifecycle support (longer than standard CentOS/RHEL support windows), which is valuable for legacy systems
  • Includes tools like CloudLinux OS Shield, Imunify360 integration, and hardened kernel options for improved security
  • Compatible with popular control panels like cPanel and Plesk, making it easy to integrate into existing hosting stacks
  • Backed by an established company with a long track record in the hosting industry and responsive support
  • Offers granular control over CPU, memory, I/O, and other resources per user account
  • Provides PHP Selector and multiple PHP version support, useful for hosting providers serving diverse client needs

Recommended for

  • Web hosting companies running shared or reseller hosting environments
  • Hosting providers needing to isolate customer accounts on the same physical server
  • Businesses requiring extended OS support lifecycles beyond standard RHEL/CentOS EOL dates
  • Enterprises using cPanel or Plesk that want tighter security and resource control
  • Hosting companies looking to reduce support tickets caused by noisy-neighbor resource contention
  • IT teams managing multi-tenant infrastructure who need governance and monitoring tools built into the OS layer

Videos

Walkthroughs and reviews on video.

Jackmail 3 videos + Add
CloudLinux 3 videos + Add

Jackmail WCEU Review

More videos

  • - What is Jackmail, The WordPress Newsletter Plugin?
  • - How to create your first newsletter with Jackmail and WordPress?

When To Use Cloudlinux On Your Virtual Private Server (VPS)

More videos

  • - CloudLinux OS+ in a minute: Explore Features
  • - How CloudLinux Plans to Keep CentOS 6 Alive

Category popularity

How often each product is chosen within a category, 0–100% relative to the other.

Score bands 0–20 21–40 41–50 51–60 61–100
Jackmail
CloudLinux
100% 100%
0% 0%
0% 0%
100% 100%
100% 100%
0% 0%
0% 0%
100% 100%

User comments

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Alternatives to Jackmail and CloudLinux

When comparing Jackmail and CloudLinux, you can also consider the following products.